MediaFormatProfileLevel

Class to set the codec profile and level.

Constructors

new MediaFormatProfileLevel()

new MediaFormatProfileLevel(params): MediaFormatProfileLevel

constructs a MediaFormatProfileLevel object.

Refer to https://datatracker.ietf.org/doc/html/rfc6381

Codec Parameters represent the codec major capabilities needed to decode like codec/codec subtype and profiles/levels.

For example string "avc1.640028" represents H264:- – stream-format avc1 – profile 4.0 which is derived from 2 bytes bytes(base16) in the sequence "640028" – profile_idc identified by "64" which indicates "High Profile". – level_idc which is "28" and 40 in decimal which means 4.0.

Parameters

params

string

The codecs

Returns

MediaFormatProfileLevel

Accessors

codecParams

Get Signature

get codecParams(): string

Returns

string

set by the setter.

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profileLevel

Get Signature

get profileLevel(): ProfileLevel

Returns

ProfileLevel

set using the setter.

Set Signature

set profileLevel(level): void

Sets the Profile and Level.

For example codec parameters string For video, "codecs=avc1.640028" has profile ID "0x64" which means high profile for H264 and has level Id "0x28" which means level 4.0.

For audio, "codecs=mp4a.40.02" has profile ID "0x02" which means low complexity for AAC.

This method can also be called for dynamic configuration.

Parameters

level

ProfileLevel

Returns

void

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Last updated: Sep 30, 2025